80564914 has 4 divisors (see below), whose sum is σ = 120847374. Its totient is φ = 40282456.

The previous prime is 80564893. The next prime is 80564927. The reversal of 80564914 is 41946508.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55011889 + 25553025 = 7417^2 + 5055^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20141227 + ... + 20141230.

Almost surely, 2^80564914 is an apocalyptic number.

80564914 is a deficient number, since it is larger than the sum of its proper divisors (40282460).

80564914 is a wasteful number, since it uses less digits than its factorization.

80564914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40282459.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 80564914 is about 8975.7960092685. The cubic root of 80564914 is about 431.8987853014.

The spelling of 80564914 in words is "eighty million, five hundred sixty-four thousand, nine hundred fourteen".